From a106320c1795d26b475d96617a218bf17d0b276f Mon Sep 17 00:00:00 2001
From: Jake Bentvelzen <doogie1012@gmail.com>
Date: Tue, 29 Jan 2019 14:22:26 +1100
Subject: [PATCH] fix: replace Array.forEach with Array.every, add message if
 lint-staged is skipped and update snapshots

Fixes #570
---
 src/runAll.js                          | 94 ++++++++++++--------------
 test/__snapshots__/runAll.spec.js.snap | 39 ++++++++++-
 2 files changed, 82 insertions(+), 51 deletions(-)

diff --git a/src/runAll.js b/src/runAll.js
index e956e7f25..98f1eddd8 100644
--- a/src/runAll.js
+++ b/src/runAll.js
@@ -63,59 +63,55 @@ module.exports = function runAll(config) {
     }
 
     // If all of the configured "linters" should be skipped
-    // avoid executing any "stashing changes..." logic
-    let isSkippingAllLinters = true
-    tasks.forEach(task => {
-      if (!task.skip()) {
-        isSkippingAllLinters = false
-      }
-    })
+    // avoid executing any lint-staged logic
+    if (tasks.every(task => task.skip())) {
+      console.log(
+        'No linters executed. No staged files match any of provided globs in "lint-staged.linters".'
+      )
+      return 'No tasks to run.'
+    }
 
-    if (!isSkippingAllLinters) {
-      // Do not terminate main Listr process on SIGINT
-      process.on('SIGINT', () => {})
+    // Do not terminate main Listr process on SIGINT
+    process.on('SIGINT', () => {})
 
-      return new Listr(
-        [
-          {
-            title: 'Stashing changes...',
-            skip: async () => {
-              const hasPSF = await git.hasPartiallyStagedFiles()
-              if (!hasPSF) {
-                return 'No partially staged files found...'
-              }
-              return false
-            },
-            task: ctx => {
-              ctx.hasStash = true
-              return git.gitStashSave()
+    return new Listr(
+      [
+        {
+          title: 'Stashing changes...',
+          skip: async () => {
+            const hasPSF = await git.hasPartiallyStagedFiles()
+            if (!hasPSF) {
+              return 'No partially staged files found...'
             }
+            return false
           },
-          {
-            title: 'Running linters...',
-            task: () =>
-              new Listr(tasks, {
-                ...listrBaseOptions,
-                concurrent,
-                exitOnError: !concurrent // Wait for all errors when running concurrently
-              })
-          },
-          {
-            title: 'Updating stash...',
-            enabled: ctx => ctx.hasStash,
-            skip: ctx =>
-              ctx.hasErrors && 'Skipping stash update since some tasks exited with errors',
-            task: () => git.updateStash()
-          },
-          {
-            title: 'Restoring local changes...',
-            enabled: ctx => ctx.hasStash,
-            task: () => git.gitStashPop()
+          task: ctx => {
+            ctx.hasStash = true
+            return git.gitStashSave()
           }
-        ],
-        listrBaseOptions
-      ).run()
-    }
-    return 'No tasks to run.'
+        },
+        {
+          title: 'Running linters...',
+          task: () =>
+            new Listr(tasks, {
+              ...listrBaseOptions,
+              concurrent,
+              exitOnError: !concurrent // Wait for all errors when running concurrently
+            })
+        },
+        {
+          title: 'Updating stash...',
+          enabled: ctx => ctx.hasStash,
+          skip: ctx => ctx.hasErrors && 'Skipping stash update since some tasks exited with errors',
+          task: () => git.updateStash()
+        },
+        {
+          title: 'Restoring local changes...',
+          enabled: ctx => ctx.hasStash,
+          task: () => git.gitStashPop()
+        }
+      ],
+      listrBaseOptions
+    ).run()
   })
 }
diff --git a/test/__snapshots__/runAll.spec.js.snap b/test/__snapshots__/runAll.spec.js.snap
index 3e8e5514e..edad8ad85 100644
--- a/test/__snapshots__/runAll.spec.js.snap
+++ b/test/__snapshots__/runAll.spec.js.snap
@@ -29,7 +29,10 @@ LOG Running tasks for *.js [completed]
 LOG Running linters... [completed]"
 `;
 
-exports[`runAll should resolve the promise with no files 1`] = `""`;
+exports[`runAll should resolve the promise with no files 1`] = `
+"
+LOG No linters executed. No staged files match any of provided globs in \\"lint-staged.linters\\"."
+`;
 
 exports[`runAll should skip linters and stash update but perform working copy restore if terminated 1`] = `
 "
@@ -73,7 +76,39 @@ LOG Running tasks for *.js [completed]
 LOG Running linters... [completed]"
 `;
 
-exports[`runAll should skip stashing changes if no lint-staged files are changed 1`] = `""`;
+exports[`runAll should skip stashing changes if no lint-staged files are changed 1`] = `
+"
+LOG No linters executed. No staged files match any of provided globs in \\"lint-staged.linters\\"."
+`;
+
+exports[`runAll should skip updating stash if there are errors during linting 1`] = `
+"
+LOG Stashing changes... [started]
+LOG Stashing changes... [completed]
+LOG Running linters... [started]
+LOG Running tasks for *.js [started]
+LOG echo \\"sample\\" [started]
+LOG echo \\"sample\\" [failed]
+LOG →
+LOG Running tasks for *.js [failed]
+LOG →
+LOG Running linters... [failed]
+LOG Updating stash... [started]
+LOG Updating stash... [skipped]
+LOG → Skipping stash update since some tasks exited with errors
+LOG Restoring local changes... [started]
+LOG Restoring local changes... [completed]
+LOG {
+  name: 'ListrError',
+  errors: [
+    {
+      privateMsg: '\\\\n\\\\n\\\\n× echo \\"sample\\" found some errors. Please fix them and try committing again.\\\\n\\\\nLinter finished with error',
+      context: {hasStash: true, hasErrors: true}
+    }
+  ],
+  context: {hasStash: true, hasErrors: true}
+}"
+`;
 
 exports[`runAll should skip updating stash if there are errors during linting 1`] = `
 "